:root {
  --bg: #f8fbff;
  --surface: #ffffff;
  --ink: #090e1f;
  --muted: #4c5d76;
  --line: #dce8f7;
  --blue: #0b7cff;
  --violet: #7b22ff;
  --green: #22c55e;
  --green-dark: #10a64b;
  --soft-blue: #eff7ff;
  --shadow: 0 22px 70px rgba(31, 61, 111, 0.12);
  --shadow-card: 0 18px 48px rgba(40, 80, 150, 0.08);
  --radius: 14px;
  --max: 1280px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  background:
    radial-gradient(circle at 76% 18%, rgba(123, 34, 255, 0.1), transparent 28rem),
    radial-gradient(circle at 12% 10%, rgba(11, 124, 255, 0.09), transparent 24rem),
    linear-gradient(180deg, #f7fbff 0%, #ffffff 48%, #f8fbff 100%);
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

.site-header {
  position: sticky;
  top: 18px;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 48px, var(--max));
  height: 82px;
  min-height: 82px;
  margin: 18px auto 0;
  padding: 14px 24px;
  border: 1px solid rgba(210, 226, 247, 0.9);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
}

.brand img {
  display: block;
  width: auto;
  height: 52px;
  max-width: 260px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  gap: 26px;
  color: var(--muted);
  font-weight: 700;
}

.site-nav a {
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--blue);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px 24px;
  border-radius: 12px;
  color: #fff !important;
  background: var(--green);
  box-shadow: 0 12px 30px rgba(34, 197, 94, 0.25);
}

.whatsapp-icon {
  display: block;
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.section {
  width: min(100% - 48px, var(--max));
  margin: 0 auto;
  padding: 92px 0;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(520px, 0.95fr);
  gap: 64px;
  align-items: center;
  padding-top: 54px;
  padding-bottom: 76px;
}

.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -150px;
  bottom: -30px;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  background:
    radial-gradient(circle at 78% 30%, rgba(123, 34, 255, 0.16), transparent 31rem),
    radial-gradient(circle at 20% 72%, rgba(11, 124, 255, 0.14), transparent 34rem),
    radial-gradient(circle at 52% 15%, rgba(34, 197, 94, 0.06), transparent 28rem),
    linear-gradient(180deg, #f7fbff 0%, #ffffff 68%, #f8fbff 100%);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  color: var(--blue);
  font-weight: 800;
}

.pill span {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
}

h1 {
  max-width: 720px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 4.45vw, 4.35rem);
  line-height: 1.04;
  letter-spacing: 0;
}

h1 span,
h1 em {
  display: block;
}

h1 em,
.section-title h2 em,
.gradient-text {
  font-style: normal;
  color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-note {
  max-width: 680px;
  margin-bottom: 16px;
  color: #15324f;
  font-size: 1.18rem;
  font-weight: 900;
}

.hero-subtitle {
  max-width: 690px;
  margin-bottom: 32px;
  color: #30445f;
  font-size: 1.2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 44px;
}

.phone-call {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: -18px 0 30px;
  padding: 10px 14px;
  border: 1px solid rgba(34, 197, 94, 0.32);
  border-radius: 12px;
  color: #123524;
  background: rgba(232, 252, 239, 0.92);
  box-shadow: 0 12px 30px rgba(34, 197, 94, 0.12);
}

.phone-call span {
  color: var(--muted);
  font-size: 0.88rem;
}

.phone-call strong {
  color: #087a38;
  font-size: 1.16rem;
}

.phone-call:hover,
.phone-call:focus-visible {
  border-color: var(--green);
  box-shadow: 0 16px 38px rgba(34, 197, 94, 0.2);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 56px;
  padding: 15px 28px;
  border: 2px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 900;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button-primary {
  color: #fff;
  background: var(--green);
  box-shadow: 0 16px 35px rgba(34, 197, 94, 0.28);
}

.button-outline {
  color: var(--blue);
  border-color: var(--blue);
  background: #fff;
}

.button-soft {
  color: var(--blue);
  background: #eef6ff;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  max-width: 720px;
  margin: 0;
}

.metrics dt {
  color: #061025;
  font-size: 1.55rem;
  font-weight: 950;
}

.metrics dd {
  margin: 0;
  color: var(--muted);
}

.hero-dashboard {
  position: relative;
  padding: 22px 22px 86px;
}

.dashboard-card,
.feature-card,
.analytics-shell,
.dashboard-image-shell,
.format-card,
.testimonial,
.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow-card);
}

.main-chart {
  padding: 32px;
  animation: dashboardFloat 7s ease-in-out infinite;
  will-change: transform;
}

.chart-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
}

.chart-head h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.chart-head p,
.legend,
.dashboard-stats span,
.dashboard-stats small,
.section-title p,
.feature-card p,
.format-card p,
.format-card li,
.steps p,
.problem-list span,
.source-row,
.faq-list p,
.small-note,
.site-footer p,
.site-footer a {
  color: var(--muted);
}

.chart-head strong,
.dashboard-stats small,
.kpi-grid small {
  color: var(--green);
}

.legend {
  display: flex;
  gap: 16px;
  margin: 8px 0 0;
  font-size: 0.78rem;
}

.legend i {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 5px;
  border-radius: 999px;
}

.blue {
  background: var(--blue);
}

.violet {
  color: var(--violet) !important;
  background: var(--violet);
}

.green {
  color: var(--green) !important;
  background: var(--green);
}

.chart-area {
  position: relative;
  min-height: 270px;
  overflow: hidden;
  border-radius: 12px;
  background:
    repeating-linear-gradient(0deg, transparent 0 39px, #edf3fb 40px),
    linear-gradient(180deg, #ffffff 0, #f6faff 100%);
}

.chart-area svg {
  position: absolute;
  inset: -8px 20px 60px;
  width: calc(100% - 40px);
  height: calc(100% - 52px);
}

.area {
  fill: url(#areaBlue);
}

.line {
  fill: none;
  stroke-width: 5;
  stroke-linecap: round;
}

.line-blue {
  stroke: var(--blue);
}

.line-violet {
  stroke: var(--violet);
  stroke-dasharray: 10 10;
}

.bars {
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: 33px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  align-items: end;
  gap: 9px;
  height: 48px;
}

.bars span {
  border-radius: 4px 4px 0 0;
  background: rgba(34, 197, 94, 0.32);
}

.bars span:nth-child(3n) {
  height: 44px;
  background: rgba(34, 197, 94, 0.85);
}

.bars span:nth-child(1) { height: 20px; }
.bars span:nth-child(2) { height: 28px; }
.bars span:nth-child(3) { height: 34px; }
.bars span:nth-child(4) { height: 22px; }
.bars span:nth-child(5) { height: 38px; }
.bars span:nth-child(6) { height: 26px; }
.bars span:nth-child(7) { height: 42px; }
.bars span:nth-child(8) { height: 36px; }
.bars span:nth-child(9) { height: 44px; }
.bars span:nth-child(10) { height: 40px; }
.bars span:nth-child(11) { height: 46px; }
.bars span:nth-child(12) { height: 48px; }

.dashboard-stats {
  position: absolute;
  bottom: 23px;
  left: 56px;
  right: 56px;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  animation: dashboardFloatReverse 7s ease-in-out infinite;
  will-change: transform;
}

.dashboard-stats article {
  min-height: 100px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.dashboard-stats article:first-child {
  animation: userKpiDrift 7s ease-in-out infinite;
  will-change: transform;
}

.dashboard-stats article:last-child {
  animation: performanceKpiDrift 7s ease-in-out infinite;
  will-change: transform;
}

.dashboard-stats span,
.dashboard-stats small {
  display: block;
}

.dashboard-stats strong {
  display: block;
  margin: 7px 0 4px;
  font-size: 1.45rem;
}

@keyframes dashboardFloat {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, -18px, 0);
  }
}

@keyframes dashboardFloatReverse {
  0%,
  100% {
    transform: translate3d(0, -10px, 0);
  }

  50% {
    transform: translate3d(0, 10px, 0);
  }
}

@keyframes userKpiDrift {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(-14px, 0, 0);
  }
}

@keyframes performanceKpiDrift {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(14px, 0, 0);
  }
}

.section-title {
  max-width: 740px;
  margin: 0 auto 58px;
  text-align: center;
}

.section-kicker {
  margin-bottom: 16px;
  color: var(--blue) !important;
  font-weight: 850;
}

.section-title h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 3vw, 2.55rem);
  line-height: 1.1;
  letter-spacing: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  min-height: 245px;
  padding: 28px;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.feature-card:hover,
.feature-card:focus-within {
  transform: translateY(-6px);
  border-color: rgba(11, 124, 255, 0.28);
  box-shadow: 0 28px 80px rgba(11, 124, 255, 0.16), 0 14px 38px rgba(123, 34, 255, 0.1);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 30px;
  color: var(--blue);
  border-radius: 10px;
  background: #eef6ff;
  font-size: 1.35rem;
  font-weight: 900;
}

.feature-icon.violet {
  color: var(--violet) !important;
  background: rgba(123, 34, 255, 0.1);
}

.feature-icon.green {
  color: var(--green) !important;
  background: rgba(34, 197, 94, 0.12);
}

.feature-card h3 {
  margin-bottom: 10px;
  font-size: 1.35rem;
}

.dashboard-preview {
  padding-top: 40px;
}

.dashboard-image-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px;
  overflow: hidden;
}

.dashboard-image-shell img {
  display: block;
  width: 100%;
  border-radius: 10px;
}

.analytics-shell {
  max-width: 1040px;
  margin: 0 auto;
  padding: 28px;
}

.shell-header,
.shell-actions,
.site-footer,
.author,
.source-row {
  display: flex;
  align-items: center;
}

.shell-header {
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 22px;
}

.shell-header h3 {
  margin-bottom: 4px;
}

.shell-header p {
  margin-bottom: 0;
  color: var(--muted);
}

.shell-actions {
  gap: 10px;
}

.shell-actions button {
  padding: 11px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  cursor: pointer;
  font-weight: 800;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 18px;
}

.kpi-grid article,
.panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.kpi-grid span,
.kpi-grid small {
  display: block;
}

.kpi-grid span {
  color: var(--muted);
  font-size: 0.9rem;
}

.kpi-grid strong {
  display: block;
  margin: 8px 0;
  font-size: 1.35rem;
}

.down {
  color: #ef4444 !important;
}

.analytics-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr 0.75fr;
  gap: 14px;
}

.panel h4 {
  margin-bottom: 16px;
}

.mini-chart {
  height: 220px;
  border-radius: 10px;
  background:
    linear-gradient(135deg, transparent 10%, rgba(11, 124, 255, 0.13) 10% 18%, transparent 18% 32%, rgba(123, 34, 255, 0.12) 32% 42%, transparent 42%),
    repeating-linear-gradient(0deg, transparent 0 41px, #edf3fb 42px),
    #fbfdff;
}

.source-row {
  justify-content: space-between;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.source-row:last-child {
  border-bottom: 0;
}

.progress {
  height: 12px;
  margin: 20px 0;
  overflow: hidden;
  border-radius: 999px;
  background: #eaf1fa;
}

.progress span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green), var(--blue));
}

.problem-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  max-width: 1040px;
  margin: 0 auto;
}

.problem-list span {
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-weight: 750;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps li {
  min-height: 212px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-card);
}

.steps span {
  display: inline-block;
  margin-bottom: 28px;
  color: var(--blue);
  font-weight: 950;
}

.steps strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.18rem;
}

.format-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.format-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 30px;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.format-card:hover,
.format-card:focus-within {
  transform: translateY(-6px);
  border-color: rgba(11, 124, 255, 0.28);
  box-shadow: 0 28px 80px rgba(11, 124, 255, 0.16), 0 14px 38px rgba(123, 34, 255, 0.1);
}

.format-card.featured {
  border-color: rgba(123, 34, 255, 0.25);
  box-shadow: 0 26px 80px rgba(123, 34, 255, 0.16);
}

.format-card.featured:hover,
.format-card.featured:focus-within {
  border-color: rgba(11, 124, 255, 0.34);
  box-shadow: 0 34px 92px rgba(11, 124, 255, 0.18), 0 18px 48px rgba(123, 34, 255, 0.18);
}

.popular {
  display: inline-flex;
  margin: 0 0 16px;
  padding: 7px 12px;
  border-radius: 999px;
  color: #fff !important;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  font-size: 0.8rem;
  font-weight: 900;
}

.format-card strong {
  display: block;
  margin: 20px 0;
  font-size: 2rem;
}

.format-card ul {
  display: grid;
  gap: 10px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.format-card .button {
  align-self: center;
  margin-top: auto;
  min-width: 220px;
  box-shadow: 0 12px 28px rgba(11, 124, 255, 0.14);
}

.format-card .button-primary {
  box-shadow: 0 16px 36px rgba(34, 197, 94, 0.28);
}

.format-card .button:hover,
.format-card .button:focus-visible {
  border-color: var(--blue);
  box-shadow: 0 20px 46px rgba(11, 124, 255, 0.2), 0 10px 26px rgba(123, 34, 255, 0.12);
}

.format-card .button-primary:hover,
.format-card .button-primary:focus-visible {
  border-color: #0b8f45;
  box-shadow: 0 22px 48px rgba(34, 197, 94, 0.34), 0 10px 26px rgba(11, 124, 255, 0.12);
}

.format-card li::before {
  content: "✓";
  margin-right: 8px;
  color: var(--green);
  font-weight: 950;
}

.technologies {
  text-align: center;
}

.trusted {
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 46px;
}

.tech-grid span {
  display: grid;
  place-items: center;
  min-height: 78px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow-card);
  color: #0d1b33;
  font-weight: 900;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.proof-grid article {
  padding: 24px;
  border-radius: 14px;
  background: var(--soft-blue);
}

.proof-grid strong,
.proof-grid span {
  display: block;
}

.testimonial {
  max-width: 980px;
  padding: 42px;
  text-align: center;
}

.testimonial blockquote {
  margin: 0 auto 28px;
  max-width: 780px;
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  font-weight: 850;
  line-height: 1.25;
}

.author {
  justify-content: center;
  gap: 14px;
}

.author span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), var(--violet));
  font-weight: 950;
}

.author p {
  margin-bottom: 0;
  text-align: left;
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-list summary {
  cursor: pointer;
  padding: 20px 22px;
  font-weight: 900;
}

.faq-list p {
  margin: 0;
  padding: 0 22px 20px;
}

.final-cta {
  text-align: center;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  max-width: 900px;
  margin: 0 auto 22px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  text-align: left;
}

.contact-form label {
  display: grid;
  gap: 8px;
  color: #12213a;
  font-weight: 850;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 14px 13px;
  border: 1px solid #cbdcf1;
  border-radius: 11px;
  color: var(--ink);
  background: #fbfdff;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 4px solid rgba(11, 124, 255, 0.12);
  border-color: var(--blue);
}

.full {
  grid-column: 1 / -1;
}

.site-footer {
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  width: min(100% - 48px, var(--max));
  margin: 36px auto 0;
  padding: 54px 0 34px;
  border-top: 1px solid var(--line);
}

.site-footer > div {
  max-width: 390px;
}

.site-footer nav {
  display: grid;
  gap: 10px;
}

.footer-brand {
  margin-bottom: 18px;
}

.footer-brand img {
  height: 58px;
}

.footer-phone {
  color: #087a38 !important;
  font-weight: 900 !important;
}

.site-footer small {
  align-self: end;
  color: var(--muted);
}

.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 22px;
  border-radius: 12px;
  color: #fff;
  background: var(--green-dark);
  box-shadow: 0 16px 42px rgba(16, 166, 75, 0.34);
  font-weight: 950;
}

.whatsapp-float .whatsapp-icon {
  width: 25px;
  height: 25px;
  margin-right: 8px;
}

.reveal {
  transition: opacity 560ms ease, transform 560ms ease;
}

.motion-ready .reveal {
  opacity: 0;
  transform: translateY(18px);
}

.motion-ready .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .button,
  .main-chart,
  .dashboard-stats,
  .dashboard-stats article:first-child,
  .dashboard-stats article:last-child {
    animation: none;
    transition: none;
  }
}

@media (max-width: 1100px) {
  .hero,
  .feature-grid,
  .format-grid,
  .steps {
    grid-template-columns: 1fr 1fr;
  }

  .hero-dashboard {
    grid-column: 1 / -1;
    max-width: 760px;
    margin: 0 auto;
  }

  .tech-grid,
  .proof-grid,
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .analytics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1140px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    left: 12px;
    right: 12px;
    top: 96px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

  body.nav-open .site-nav {
    display: flex;
  }

  .site-nav a {
    padding: 14px;
  }

  .nav-cta {
    margin-top: 8px;
    text-align: center;
  }
}

@media (max-width: 820px) {
  .brand img {
    height: 42px;
    max-width: 220px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    left: 12px;
    right: 12px;
    top: 96px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

  body.nav-open .site-nav {
    display: flex;
  }

  .site-nav a {
    padding: 14px;
  }

  .nav-cta {
    margin-top: 8px;
    text-align: center;
  }

  .section {
    width: calc(100% - 24px);
    padding: 64px 0;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 36px;
    min-height: auto;
    padding-top: 46px;
    padding-bottom: 46px;
  }

  h1 {
    font-size: clamp(2.35rem, 10vw, 3.25rem);
    line-height: 1.07;
  }

  .hero-subtitle,
  .hero-note {
    font-size: 1rem;
  }

  .hero-actions,
  .metrics,
  .site-footer {
    display: grid;
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

  .feature-grid,
  .format-grid,
  .steps,
  .dashboard-stats,
  .tech-grid,
  .proof-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .main-chart,
  .analytics-shell,
  .format-card,
  .testimonial,
  .feature-card {
    padding: 22px;
  }

  .hero-dashboard {
    padding: 0 0 76px;
  }

  .dashboard-stats {
    bottom: -15px;
    left: 8px;
    right: 8px;
    grid-template-columns: repeat(3, 1fr);
  }

  .main-chart {
    padding: 22px;
  }

  .dashboard-stats article {
    min-height: 90px;
    padding: 12px;
  }

  .dashboard-stats strong {
    font-size: 1.15rem;
  }

  .dashboard-stats span,
  .dashboard-stats small {
    font-size: 0.78rem;
  }

  .chart-area {
    min-height: 230px;
  }

  .shell-header {
    display: grid;
  }

  .shell-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .site-footer {
    width: calc(100% - 24px);
  }

  .whatsapp-float {
    left: auto;
    right: 12px;
    bottom: 12px;
    width: auto;
    min-width: 132px;
  }
}

@media (max-width: 480px) {
  .brand img {
    height: 36px;
    max-width: 210px;
  }

  h1 {
    font-size: clamp(2.2rem, 9.5vw, 2.75rem);
  }

  .section-title h2 {
    font-size: 2rem;
  }

  .legend {
    flex-wrap: wrap;
  }

  .chart-area {
    min-height: 205px;
  }

  .metrics dt {
    font-size: 1.25rem;
  }

  .metrics {
    display: none;
  }
}